<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=<div>, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
    .one{
        color: red;
    }
    div.wrap.one{
        color:green;}

     .container.wrap.one{
         color:yellow;
            }
            
         
    
</style>
</head>
<body>
    <div class="container">
        <div class="wrap">
            <p class="one">hello</p>
        </div>
    </div>
</body>
</html>